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<div class="title">Rijndael.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">//MSPL</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;</div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//Rijndael.h</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;</div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="preprocessor">#ifndef __RIJNDAEL_H__</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __RIJNDAEL_H__</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#include &lt;exception&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor">#include &lt;cstring&gt;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="keyword">using namespace </span>std;</div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;</div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">//Rijndael (pronounced Reindaal) is a block cipher, designed by Joan Daemen and Vincent Rijmen as a candidate algorithm for the AES.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">//The cipher has a variable block length and key length. The authors currently specify how to use keys with a length</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">//of 128, 192, or 256 bits to encrypt blocks with al length of 128, 192 or 256 bits (all nine combinations of</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">//key length and block length are possible). Both block length and key length can be extended very easily to</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">// multiples of 32 bits.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">//Rijndael can be implemented very efficiently on a wide range of processors and in hardware.</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">//This implementation is based on the Java Implementation used with the Cryptix toolkit found at:</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">//http://www.esat.kuleuven.ac.be/~rijmen/rijndael/rijndael.zip</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">//Java code authors: Raif S. Naffah, Paulo S. L. M. Barreto</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">//This Implementation was tested against KAT test published by the authors of the method and the</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">//results were identical.</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="class_c_rijndael.html">   24</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_c_rijndael.html">CRijndael</a></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;{</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;    <span class="comment">//Operation Modes</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    <span class="comment">//The Electronic Code Book (ECB), Cipher Block Chaining (CBC) and Cipher Feedback Block (CFB) modes</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    <span class="comment">//are implemented.</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;    <span class="comment">//In ECB mode if the same block is encrypted twice with the same key, the resulting</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    <span class="comment">//ciphertext blocks are the same.</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    <span class="comment">//In CBC Mode a ciphertext block is obtained by first xoring the</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    <span class="comment">//plaintext block with the previous ciphertext block, and encrypting the resulting value.</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;    <span class="comment">//In CFB mode a ciphertext block is obtained by encrypting the previous ciphertext block</span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;    <span class="comment">//and xoring the resulting value with the plaintext.</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"><a class="code" href="class_c_rijndael.html#ac1444c814f491f48deb465ef667581d2a45277dc10dfb5fb3b29dd622f2fa95e1">   36</a></span>&#160;    <span class="keyword">enum</span> { ECB=0, CBC=1, CFB=2 };</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    <span class="keyword">enum</span> { DEFAULT_BLOCK_SIZE=16 };</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <span class="keyword">enum</span> { MAX_BLOCK_SIZE=32, MAX_ROUNDS=14, MAX_KC=8, MAX_BC=8 };</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    <span class="comment">//Auxiliary Functions</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="comment">//Multiply two elements of GF(2^m)</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">int</span> Mul(<span class="keywordtype">int</span> a, <span class="keywordtype">int</span> b)</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    {</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;        <span class="keywordflow">return</span> (a != 0 &amp;&amp; b != 0) ? sm_alog[(sm_log[a &amp; 0xFF] + sm_log[b &amp; 0xFF]) % 255] : 0;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    }</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    <span class="comment">//Convenience method used in generating Transposition Boxes</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">int</span> Mul4(<span class="keywordtype">int</span> a, <span class="keywordtype">char</span> b[])</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    {</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        <span class="keywordflow">if</span>(a == 0)</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;            <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        a = sm_log[a &amp; 0xFF];</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <span class="keywordtype">int</span> a0 = (b[0] != 0) ? sm_alog[(a + sm_log[b[0] &amp; 0xFF]) % 255] &amp; 0xFF : 0;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        <span class="keywordtype">int</span> a1 = (b[1] != 0) ? sm_alog[(a + sm_log[b[1] &amp; 0xFF]) % 255] &amp; 0xFF : 0;</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        <span class="keywordtype">int</span> a2 = (b[2] != 0) ? sm_alog[(a + sm_log[b[2] &amp; 0xFF]) % 255] &amp; 0xFF : 0;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        <span class="keywordtype">int</span> a3 = (b[3] != 0) ? sm_alog[(a + sm_log[b[3] &amp; 0xFF]) % 255] &amp; 0xFF : 0;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        <span class="keywordflow">return</span> a0 &lt;&lt; 24 | a1 &lt;&lt; 16 | a2 &lt;&lt; 8 | a3;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    }</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    <span class="comment">//CONSTRUCTOR</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <a class="code" href="class_c_rijndael.html">CRijndael</a>();</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <span class="comment">//DESTRUCTOR</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="class_c_rijndael.html">CRijndael</a>();</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    <span class="comment">//Expand a user-supplied key material into a session key.</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="comment">// key        - The 128/192/256-bit user-key to use.</span></div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    <span class="comment">// chain      - initial chain block for CBC and CFB modes.</span></div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="comment">// keylength  - 16, 24 or 32 bytes</span></div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="comment">// blockSize  - The block size in bytes of this Rijndael (16, 24 or 32 bytes).</span></div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="keywordtype">void</span> MakeKey(<span class="keywordtype">char</span> <span class="keyword">const</span>* key, <span class="keywordtype">char</span> <span class="keyword">const</span>* chain, <span class="keywordtype">int</span> keylength=DEFAULT_BLOCK_SIZE, <span class="keywordtype">int</span> blockSize=DEFAULT_BLOCK_SIZE);</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="comment">//Auxiliary Function</span></div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keywordtype">void</span> Xor(<span class="keywordtype">char</span>* buff, <span class="keywordtype">char</span> <span class="keyword">const</span>* chain)</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    {</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <span class="keywordflow">if</span>(<span class="keyword">false</span>==m_bKeyInit)</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;            <span class="keywordflow">throw</span> exception();</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="keywordflow">for</span>(<span class="keywordtype">int</span> i=0; i&lt;m_blockSize; i++)</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;            *(buff++) ^= *(chain++);</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    }</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <span class="comment">//Convenience method to encrypt exactly one block of plaintext, assuming</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="comment">//Rijndael&#39;s default block size (128-bit).</span></div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <span class="comment">// in         - The plaintext</span></div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="comment">// result     - The ciphertext generated from a plaintext using the key</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <span class="keywordtype">void</span> DefEncryptBlock(<span class="keywordtype">char</span> <span class="keyword">const</span>* in, <span class="keywordtype">char</span>* result);</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="comment">//Convenience method to decrypt exactly one block of plaintext, assuming</span></div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    <span class="comment">//Rijndael&#39;s default block size (128-bit).</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    <span class="comment">// in         - The ciphertext.</span></div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    <span class="comment">// result     - The plaintext generated from a ciphertext using the session key.</span></div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    <span class="keywordtype">void</span> DefDecryptBlock(<span class="keywordtype">char</span> <span class="keyword">const</span>* in, <span class="keywordtype">char</span>* result);</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    <span class="comment">//Encrypt exactly one block of plaintext.</span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    <span class="comment">// in           - The plaintext.</span></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;    <span class="comment">// result       - The ciphertext generated from a plaintext using the key.</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    <span class="keywordtype">void</span> EncryptBlock(<span class="keywordtype">char</span> <span class="keyword">const</span>* in, <span class="keywordtype">char</span>* result);</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    <span class="comment">//Decrypt exactly one block of ciphertext.</span></div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    <span class="comment">// in         - The ciphertext.</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;    <span class="comment">// result     - The plaintext generated from a ciphertext using the session key.</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;    <span class="keywordtype">void</span> DecryptBlock(<span class="keywordtype">char</span> <span class="keyword">const</span>* in, <span class="keywordtype">char</span>* result);</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    <span class="keywordtype">void</span> Encrypt(<span class="keywordtype">char</span> <span class="keyword">const</span>* in, <span class="keywordtype">char</span>* result, <span class="keywordtype">size_t</span> n, <span class="keywordtype">int</span> iMode=ECB);</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="keywordtype">void</span> Decrypt(<span class="keywordtype">char</span> <span class="keyword">const</span>* in, <span class="keywordtype">char</span>* result, <span class="keywordtype">size_t</span> n, <span class="keywordtype">int</span> iMode=ECB);</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    <span class="comment">//Get Key Length</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"><a class="code" href="class_c_rijndael.html#a7bd67837a28c50ff22b67a1c63856650">  114</a></span>&#160;    <span class="keywordtype">int</span> GetKeyLength()</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    {</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        <span class="keywordflow">if</span>(<span class="keyword">false</span>==m_bKeyInit)</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;            <span class="keywordflow">throw</span> exception();</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        <span class="keywordflow">return</span> m_keylength;</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;    }</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    <span class="comment">//Block Size</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"><a class="code" href="class_c_rijndael.html#ab4f96cd740474df6929bdd515abe7395">  122</a></span>&#160;    <span class="keywordtype">int</span> GetBlockSize()</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    {</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;        <span class="keywordflow">if</span>(<span class="keyword">false</span>==m_bKeyInit)</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;            <span class="keywordflow">throw</span> exception();</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;        <span class="keywordflow">return</span> m_blockSize;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    }</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    <span class="comment">//Number of Rounds</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"><a class="code" href="class_c_rijndael.html#a16e1f262a77e108dc3dbc67bf52041b7">  130</a></span>&#160;    <span class="keywordtype">int</span> GetRounds()</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    {</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        <span class="keywordflow">if</span>(<span class="keyword">false</span>==m_bKeyInit)</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;            <span class="keywordflow">throw</span> exception();</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;        <span class="keywordflow">return</span> m_iROUNDS;</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    }</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;</div>
<div class="line"><a name="l00137"></a><span class="lineno"><a class="code" href="class_c_rijndael.html#a8f67681d34a25ba8a920353592ab4b1e">  137</a></span>&#160;    <span class="keywordtype">void</span> ResetChain()</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    {</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        memcpy(m_chain, m_chain0, m_blockSize);</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;    }</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;    <span class="comment">//Null chain</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"><a class="code" href="class_c_rijndael.html#ac00e57b7d923c1a6f3e310203e856c9c">  144</a></span>&#160;    <span class="keyword">static</span> <span class="keywordtype">char</span> <span class="keyword">const</span>* <a class="code" href="class_c_rijndael.html#ac00e57b7d923c1a6f3e310203e856c9c">sm_chain0</a>;</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_alog[256];</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_log[256];</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> sm_S[256];</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> sm_Si[256];</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T1[256];</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T2[256];</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T3[256];</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T4[256];</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T5[256];</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T6[256];</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T7[256];</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_T8[256];</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_U1[256];</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_U2[256];</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_U3[256];</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_U4[256];</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> sm_rcon[30];</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;    <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> sm_shifts[3][4][2];</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;    <span class="comment">//Error Messages</span></div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">char</span> <span class="keyword">const</span>* sm_szErrorMsg1;</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">char</span> <span class="keyword">const</span>* sm_szErrorMsg2;</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;    <span class="comment">//Key Initialization Flag</span></div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    <span class="keywordtype">bool</span> m_bKeyInit;</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;    <span class="comment">//Encryption (m_Ke) round key</span></div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    <span class="keywordtype">int</span> m_Ke[MAX_ROUNDS+1][MAX_BC];</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <span class="comment">//Decryption (m_Kd) round key</span></div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;    <span class="keywordtype">int</span> m_Kd[MAX_ROUNDS+1][MAX_BC];</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;    <span class="comment">//Key Length</span></div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;    <span class="keywordtype">int</span> m_keylength;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    <span class="comment">//Block Size</span></div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    <span class="keywordtype">int</span> m_blockSize;</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    <span class="comment">//Number of Rounds</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    <span class="keywordtype">int</span> m_iROUNDS;</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    <span class="comment">//Chain Block</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;    <span class="keywordtype">char</span> m_chain0[MAX_BLOCK_SIZE];</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    <span class="keywordtype">char</span> m_chain[MAX_BLOCK_SIZE];</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;    <span class="comment">//Auxiliary private use buffers</span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;    <span class="keywordtype">int</span> tk[MAX_KC];</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;    <span class="keywordtype">int</span> a[MAX_BC];</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;    <span class="keywordtype">int</span> t[MAX_BC];</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;};</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;<span class="preprocessor">#endif // __RIJNDAEL_H__</span></div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="preprocessor"></span></div>
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